Table 4.

The analysis of socioeconomic variables and their association with risk factors

Socioeconomic variables		Reference	HR [95% CI]	I2	p-value
Sex	Male	Female	1.07 [1.05, 1.09]	9%	< 0.00001
Race	African American	Caucasian	0.92 [0.88, 0.97]	47%	0.0004
	Hispanic	Caucasian	0.85 [0.72, 0.99]	95%	0.04
	Others	Caucasian	0.78 [0.73, 0.85]	68%	< 0.00001
Marital status	Unmarried	Married	1.14 [1.09, 1.20]	31%	< 0.00001
	Widow	Married	2.45 [0.34, 17.40]	70%	0.37
	Unknown	Not married	0.87 [0.75, 1.01]	63%	0.07
Insurance	Private payer	Private insurance	1.11 [1.06, 1.15]	0%	< 0.00001
	Government based insurance	Private insurance	1.09 [1, 1.19]	66%	0.05
Comorbid	With comorbid	No comorbid	1.05 [0.93, 1.18]	41%	0.43
MHI	Low income	High income	0.94 [0.85, 1.05]	72%	0.28
Area of living	Urban	Metropolitan	1.07 [1.04, 1.10]	0%	< 0.00001
	Rural	Metropolitan	1.06 [0.98, 1.16]	0%	0.16